package com.sax.answer.util;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

public class DbUtil {

	private static String driverClassName="oracle.jdbc.OracleDriver";
	private static String url="jdbc:oracle:thin:@ITA-031-w7:1521:XE";
	private static String userName="heather";
	private static String password="heather";
	
	static{
		try {
			Class.forName(driverClassName);
		} catch (ClassNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
	
	public static Connection getConnection(){
		Connection conn=null;
		try {
			conn=DriverManager.getConnection(url, userName, password);
		} catch (SQLException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return conn;
		
	}
	
	public static void free(Connection conn,PreparedStatement ps,ResultSet rs){
		try {
			if(rs!=null){
				rs.close();
			}
			if(ps!=null){
				ps.close();
			}
			if(conn!=null){
				conn.close();
			}
		} catch (SQLException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		
	}
}
